Home / 170,826,681.60-256,215,139.20-49,645,497.60

Finding the Fourth Proportional to 170,826,681.60, 256,215,139.20 and 49,645,497.60

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Solution

The fourth proportional to 170,826,681.60, 256,215,139.20 and 49,645,497.60 is: 74,461,014.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,826,681.60 : 256,215,139.20 = 49,645,497.60 : x
  2. Step 2: Convert to fraction form
    170,826,681.60/256,215,139.20 = 49,645,497.60/x
  3. Step 3: Cross multiply
    170,826,681.60x = 256,215,139.20 × 49,645,497.60
  4. Step 4: Simplify right side
    170,826,681.60x = 12,719,928,078,237,266
  5. Step 5: Solve for x
    x = 12,719,928,078,237,266/170,826,681.60
  6. Step 6: Final answer
    x = 74,461,014.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.